DDOG vs MDB: Correlation
How closely do Datadog (DDOG) and MongoDB, Inc. (MDB) trade together? Their weekly returns over three years give a correlation of 0.49, which is moderate.
Data as of 2026-08-27 · refreshed every trading day · weekly returns · methodology
How correlated are DDOG and MDB?
On 3 years of weekly data the DDOG/MDB correlation comes out at 0.49, moderate. Lately the two have drifted apart, with the 1-year correlation at 0.37 versus 0.49 over 3 years. The 5-year figure is 0.63, and annualized covariance runs at 1706.8 %².
Among the 30 assets we track against DDOG, MDB ranks #12 by 3-year correlation. Their recent paths diverged sharply: over the last 12 months DDOG outperformed by 35.4 percentage points (+84.4% for DDOG against +49.0% for MDB).
How is this computed?
Pearson correlation on weekly returns: ρ(A,B) = cov(rA, rB) / (σA · σB), over windows of 52, 156 and 260 weeks. Covariance is annualized (×52) and expressed in %². Full definitions on the methodology page.
DDOG vs MDB: side by side
| DDOG (Datadog) | MDB (MongoDB, Inc.) | |
|---|---|---|
| 1-year return | +84.4% | +49.0% |
| 5-year return | +77.8% | +11.2% |
| Volatility (ann.) | 54.6% | 63.4% |
| Beta vs S&P 500 | 1.37 | 1.93 |
| Max drawdown (3Y) | -48.6% | -70.9% |
| Market cap | $87.2B | $35.4B |
| P/E (trailing) | 458.4 | – |
| Dividend yield | 0.00% | 0.00% |
| Sector / category | Information Technology | US Listed |
Year-by-year returns
| Year | DDOG | MDB |
|---|---|---|
| 2022 | -58.7% | -62.8% |
| 2023 | +65.1% | +107.7% |
| 2024 | +17.7% | -43.1% |
| 2025 | -4.8% | +80.3% |
| 2026 | +78.6% | +5.0% |
Calendar-year price returns; the current year is year-to-date as of the data date above.
Are DDOG and MDB good diversifiers for each other?
Yes, to a useful degree: a correlation of 0.49 leaves real independence between the two, which historically damped combined volatility.
FAQ
What is the correlation between DDOG and MDB?
Using weekly returns as of 2026-08-27: 0.49 over 3 years, with 0.37 over the last year and 0.63 over 5 years.
Is MDB a good diversifier for DDOG?
Yes, to a useful degree: a correlation of 0.49 leaves real independence between the two, which historically damped combined volatility.
What does a correlation of 0.49 mean?
On the −1 to +1 scale, 0.49 describes how much the two returns move together: +1 is lockstep, 0 is independence, negative values mean opposite directions. It says nothing about which performed better.
Use this data
$ curl https://www.pairbook.io/api/v1/pairs/ddog-vs-mdb.json
Drop this badge in a README or notebook; it updates with the data:
[](https://www.pairbook.io/pair/ddog-vs-mdb/)
Free with attribution; caching and terms are described in the API documentation.
Related comparisons
Hubs: DDOG correlations · MDB correlations
